//Copyright (C) 1998-2008, Sumisho Computer Systems Corp. All Rights Reserved.

//Licensed under the Apache License, Version 2.0 (the "License");
//you may not use this file except in compliance with the License.
//You may obtain a copy of the License at

//http://www.apache.org/licenses/LICENSE-2.0

//Unless required by applicable law or agreed to in writing, software
//distributed under the License is distributed on an "AS IS" BASIS,
//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//See the License for the specific language governing permissions and
//limitations under the License.

/**
 * @author Hitoshi Okada
 */

package com.curlap.orb.io;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import com.curlap.orb.servlet.DestroyInstanceServlet;

/**
 * SerializerFactory
 */
public class SerializerFactory 
{
    private static SerializerFactory instance = null;
    private AbstractSerializer serializer;

    private final Log log = LogFactory.getLog(DestroyInstanceServlet.class);
    
    // constructors
    protected SerializerFactory () 
    {
        serializer = new CurlSerializer();
        log.debug("Start Serializer");
    }

    public static SerializerFactory getInstance() 
    {
        if (SerializerFactory.instance == null)
            SerializerFactory.instance = new SerializerFactory();
        return SerializerFactory.instance;
    }

    public AbstractSerializer getSerializer()
    {
        return serializer;
    }
}
